A transparent or translucent item designed to enclose or be placed in front of a light source. Sections of the lens may be opaque. It may or may not include a holder. It is designed to be either a replacement unit for a specific type of light, such as LIGHT, INDICATOR; LIGHT, NAVIGATIONAL, MARINE; STOP LIGHT, VEHICULAR; and LANTERN, ELECTRIC or that portion of a SWITCH, (as modified) used as an actuator and having provisions for illumination. See also, WINDOW, LIGHTING FIXTURE; GLOBE; ELECTRIC LIGHT; and FILTER (2), (as modified).